The HFC-7DMkII housing is machined out of a solid block AlMgSi1 high strength aluminum. Each housing is sanded by hand, sandblasted and finished with a hard anodisation and Teflon coating. The housing is pressure rated to 100m. All Canon 7DMkII camera controls can be accessed (on/off, shutter release, shutter speed, aperture, program dial, main dial, push buttons, lens release).